5, Lesson 2, Unit 1, Grade 6, OpenUp icon
Instructional Activity

Tangram Triangles

Lesson 2. Unit 1. Grade 6 Open Up Resources

Open Up Resources15 min(s)

This Instructional Activity is a part of the Lesson 2, Unit 1, Grade 6. In this activity, students use the areas of composite shapes from the previous activity to reason about the area of each tangram shape.,Here they practice articulating how they know that these observations are true. The explanations could be written in words, or as clearly-labeled illustrations that support their answers.

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